Home / 103,533.60-155,152.80-59,066.40

Finding the Fourth Proportional to 103,533.60, 155,152.80 and 59,066.40

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Solution

The fourth proportional to 103,533.60, 155,152.80 and 59,066.40 is: 88,515.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,533.60 : 155,152.80 = 59,066.40 : x
  2. Step 2: Convert to fraction form
    103,533.60/155,152.80 = 59,066.40/x
  3. Step 3: Cross multiply
    103,533.60x = 155,152.80 × 59,066.40
  4. Step 4: Simplify right side
    103,533.60x = 9,164,317,345.92
  5. Step 5: Solve for x
    x = 9,164,317,345.92/103,533.60
  6. Step 6: Final answer
    x = 88,515.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.